Fast-forward to about the 3-minute mark in this video if you want to see the moment when six men who had lived together in a mock spaceship for 18 months emerged today in Moscow.

European Space AgencyYouTube

As Eyder wrote Thursday, the "$15 million project, dubbed Mars500, is a serious experiment commissioned by the European Space Agency" designed to see how humans would do on an 18-month journey to Mars.

"Performed exceptionally well. They have kept together and showed that motivation and team spirit can keep humans going under very difficult conditions. Scientists are pleased at their exceptional discipline."